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kityminder-core
Commit 17d20b9c authored by techird's avatar techird
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dragview on root

parent e02893e6
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Showing with 61 additions and 156 deletions
kity @ a9630e63
Subproject commit df7b361ae5098710eca0fec1080dce4bc822bf24
Subproject commit a9630e638b29633f62cdc2df239bc702118b231a
src/module/dragtree.js
View file @ 17d20b9c
......@@ -161,7 +161,7 @@ var DragBox = kity.createClass( "DragBox", {
_drawForDragMode: function () {
this._text.setContent( this._dragSources.length + ' items' );
this._text.setPosition( this._startPosition.x, this._startPosition.y + 5 );
this._minder.getRenderContainer().addShape( this );
this._minder.getPaper().addShape( this );
},
_shrink: function () {
// 合并所有拖放源图形的矩形即可
......
src/module/hand.js
View file @ 17d20b9c
kity.Draggable = ( function () {
var Paper = kity.Paper;
var touchable = window.ontouchstart !== undefined;
var DRAG_START_EVENT = touchable ? 'touchstart' : 'mousedown',
DRAG_MOVE_EVENT = touchable ? 'touchmove' : 'mousemove',
DRAG_END_EVENT = touchable ? 'touchend' : 'mouseup';
return kity.createClass( {
drag: function ( opt ) {
if ( this.dragEnabled ) {
return;
}
var dragStart = opt && opt.start || this.dragStart,
dragMove = opt && opt.move || this.dragMove,
dragEnd = opt && opt.end || this.dragEnd,
dragTarget = opt && opt.target || this.dragTarget || this,
me = this;
this.dragEnabled = true;
this.dragTarget = dragTarget;
function bindEvents( paper ) {
var startPosition, lastPosition, dragging = false;
var dragFn = function ( e ) {
if ( !dragging ) {
paper.off( DRAG_MOVE_EVENT, dragFn );
}
if ( e.originEvent.touches && e.originEvent.touches.length !== 1 ) return;
var currentPosition = e.getPosition();
var movement = {
x: currentPosition.x - startPosition.x,
y: currentPosition.y - startPosition.y
};
var delta = {
x: currentPosition.x - lastPosition.x,
y: currentPosition.y - lastPosition.y
var ViewDragger = kity.createClass( "ViewDragger", {
constructor: function ( minder ) {
this._minder = minder;
this._enabled = false;
this._offset = {
x: 0,
y: 0
};
var dragInfo = {
position: currentPosition,
movement: movement,
delta: delta
};
lastPosition = currentPosition;
if ( dragMove ) {
dragMove.call( me, dragInfo );
} else if ( me instanceof Paper ) {
// treate paper drag different
var view = me.getViewPort();
view.center.x -= movement.x;
view.center.y -= movement.y;
me.setViewPort( view );
} else {
me.translate( delta.x, delta.y );
}
dragTarget.trigger( 'dragmove', dragInfo );
e.stopPropagation();
e.preventDefault();
};
dragTarget.on( DRAG_START_EVENT, dragTarget._dragStartHandler = function ( e ) {
if ( e.originEvent.button ) {
return;
}
dragging = true;
var dragInfo = {
position: lastPosition = startPosition = e.getPosition()
};
if ( dragStart ) {
var cancel = dragStart.call( me, dragInfo ) === false;
if ( cancel ) {
return;
}
}
this._bind();
},
isEnabled: function () {
return this._enabled;
},
setEnabled: function ( value ) {
var paper = this._minder.getPaper();
paper.setStyle( 'cursor', value ? 'pointer' : 'default' );
paper.setStyle( 'cursor', value ? '-webkit-grab' : 'default' );
this._enabled = value;
},
paper.on( DRAG_MOVE_EVENT, dragFn );
_bind: function () {
var dragger = this,
isRootDrag = false,
startPosition = null,
lastPosition = null;
dragTarget.trigger( 'dragstart', dragInfo );
this._minder.on( 'beforemousedown', function ( e ) {
if ( dragger.isEnabled() ) {
startPosition = e.getPosition();
e.stopPropagation();
e.preventDefault();
} );
paper.on( DRAG_END_EVENT, dragTarget._dragEndHandler = function ( e ) {
if ( dragging ) {
dragging = false;
if ( dragEnd ) {
dragEnd.call( me );
}
paper.off( DRAG_MOVE_EVENT, dragFn );
dragTarget.trigger( 'dragend' );
if ( e ) {
} else if ( !this.getRoot().isSelected() && e.getTargetNode() == this.getRoot() ) {
startPosition = e.getPosition();
dragger.setEnabled( true );
isRootDrag = true;
}
} ).on( 'beforemousemove', function ( e ) {
if ( startPosition ) {
lastPosition = e.getPosition();
var offset = kity.Vector.fromPoints( startPosition, lastPosition );
offset = kity.Vector.add( dragger._offset, offset );
this.getRenderContainer().setTransform( new kity.Matrix().translate( offset.x, offset.y ) );
e.stopPropagation();
e.preventDefault();
}
} ).on( 'mouseup', function ( e ) {
if ( startPosition && lastPosition ) {
dragger._offset.x += lastPosition.x - startPosition.x;
dragger._offset.y += lastPosition.y - startPosition.y;
}
} );
}
if ( me instanceof Paper ) {
bindEvents( me );
} else if ( me.getPaper() ) {
bindEvents( me.getPaper() );
} else {
var listener = function ( e ) {
if ( e.targetShape.getPaper() ) {
bindEvents( e.targetShape.getPaper() );
me.off( 'add', listener );
me.off( 'treeadd', listener );
}
};
me.on( 'add treeadd', listener );
}
return this;
}, // end of drag
undrag: function () {
var target = this.dragTarget;
target.off( DRAG_START_EVENT, target._dragStartHandler );
target._dragEndHandler();
target.getPaper().off( DRAG_END_EVENT, target._dragEndHandler );
delete target._dragStartHandler;
delete target._dragEndHandler;
this.dragEnabled = false;
return this;
startPosition = null;
if ( isRootDrag ) {
dragger.setEnabled( false );
isRootDrag = false;
}
} );
} )();
}
} );
KityMinder.registerModule( 'Hand', function () {
var ToggleHandCommand = kity.createClass( "ToggleHandCommand", {
base: Command,
execute: function ( minder ) {
var drag = minder._onDragMode = !minder._onDragMode;
minder.getPaper().setStyle( 'cursor', drag ? 'pointer' : 'default' );
minder.getPaper().setStyle( 'cursor', drag ? '-webkit-grab' : 'default' );
if ( drag ) {
minder.getPaper().drag();
} else {
minder.getPaper().undrag();
}
minder._viewDragger.setEnabled( !minder._viewDragger.isEnabled() );
},
queryState: function ( minder ) {
return minder._onDragMode ? 1 : 0;
return minder._viewDragger.isEnabled() ? 1 : 0;
}
} );
return {
init: function () {
this._onDragMode = false;
kity.extendClass( kity.Paper, kity.Draggable );
this._viewDragger = new ViewDragger( this );
},
commands: {
'hand': ToggleHandCommand
......@@ -172,11 +81,6 @@ KityMinder.registerModule( 'Hand', function () {
this.execCommand( 'hand' );
e.preventDefault();
}
},
beforemousemove: function ( e ) {
if ( this._onDragMode ) {
e.stopPropagation();
}
}
}
};
......
src/module/layout.js
View file @ 17d20b9c
......@@ -29,8 +29,9 @@ KityMinder.registerModule( "LayoutModule", function () {
},
initStyle: function () {
var curStyle = this.getCurrentStyle();
var lastTransform = this._rc.getTransform();
this._rc.remove();
this._rc = new kity.Group();
this._rc = new kity.Group().setTransform( lastTransform );
this._paper.addShape( this._rc );
var _root = this.getRoot();
......
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